15,000 SQFT Coverage, Winterizer Fertilizer, Helps Lawns Survive & Thrive Over The Winter, Iron & Sulfur Combined With High Quality Zero Phosphorous Fertilizer Give Lawns A Healthy Head Start In Spring, Vital X Micronutrients Provide Key Elements For Root Growth & Disease Resistance, 20% Slow Release Nitrogen Provides Season Long Feeding & Maintains Healthy Looking Grass.